Question

how is oxygen and co2 transported in human beings???​

Answer 1

Answer:

Transport of Oxygen: Haemoglobin transports oxygen molecule to all the body cells for cellular respiration . ... Transport of carbon dioxide: Since haemoglobin pigment has less affinity for CO2, CO2 is mainly transported in the dissolved form. This deoxygenated blood gives CO2 to lung alveoli and takes O2 in return